Answer
$10$
Work Step by Step
RECALL:
$a^{\frac{1}{n}}=\sqrt[n]{a}$
With $n=2$, use the rule above to obtain:
$100^{\frac{1}{2}}=\sqrt{100}=10$
(Note that a square root has n=2).
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 7 - Section 7.2 - Rational Exponents - Exercise Set - Page 521: 2
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